🛠️ Complete Primary Turbo Oil Drain Line Mounting Kit – Compatible with 2G, 3G, 4G Twin Turbo Piping Kits (S300/S400)

This complete oil drain line mounting kit is designed specifically for the primary (bottom) turbocharger in your 2nd Gen, 3rd Gen, or 4th Gen Cummins twin turbo piping kit. Engineered for direct compatibility with all BorgWarner S300 and S400 frame turbos, this kit includes everything you need for a clean, leak-free oil return setup.

Perfect for builders and DIYers, this kit includes hardware matched to standard BorgWarner drain flange specifications, and is compatible with most Stainless Diesel and custom compound turbo configurations.

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📦 Kit Includes:

• 1x Paper Oil Drain Gasket – proper seal for drain flange

• 2x 3/8"-16 Bolts – standard sizing for S300/S400 turbos

• 2x M8 x 1.5 Bolts – for universal mounting fitment

• 1x Oil Drain Plug – secure and reusable

• 1x Short Length of ¾" Oil Drain Hose – fits most standard fittings

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🔧 Key Features:

• Designed for use with the primary (atmosphere) turbo in 2G/3G/4G Cummins twin piping kits

• Fits all BorgWarner S300 & S400 turbos (standard bolt pattern)

• Durable components for high-heat, high-pressure environments

• Prevents leaks and ensures proper crankcase oil return

• Ideal for Stainless Diesel twin turbo kits or custom compound setups

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Ensure a proper, worry-free installation with this all-in-one oil drain mounting kit—built for high-performance diesel applications.